NL7207001A - - Google Patents

Info

Publication number
NL7207001A
NL7207001A NL7207001A NL7207001A NL7207001A NL 7207001 A NL7207001 A NL 7207001A NL 7207001 A NL7207001 A NL 7207001A NL 7207001 A NL7207001 A NL 7207001A NL 7207001 A NL7207001 A NL 7207001A
Authority
NL
Netherlands
Application number
NL7207001A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of NL7207001A publication Critical patent/NL7207001A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • G01V8/14—Detecting, e.g. by using light barriers using one transmitter and one receiver using reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NL7207001A 1972-02-17 1972-05-24 NL7207001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22716172A 1972-02-17 1972-02-17

Publications (1)

Publication Number Publication Date
NL7207001A true NL7207001A (en) 1973-08-21

Family

ID=22852010

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7207001A NL7207001A (en) 1972-02-17 1972-05-24

Country Status (8)

Country Link
US (1) US3740562A (en)
JP (1) JPS5246500B2 (en)
CA (1) CA940615A (en)
CH (1) CH567263A5 (en)
FR (1) FR2173876B1 (en)
GB (1) GB1409376A (en)
IT (1) IT957997B (en)
NL (1) NL7207001A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842258A (en) * 1973-06-25 1974-10-15 Mekontrol Inc Photo relay comprising light-transmitting plate also used as a circuit board
US3976075A (en) * 1975-02-24 1976-08-24 Personal Products Company Tampon blank with reduced sloughing properties
US4201910A (en) * 1978-03-27 1980-05-06 Innovation Industries, Inc. Photosensor assembly
JPS5931814B2 (en) * 1978-06-19 1984-08-04 オムロン株式会社 reflective photoelectric switch
DE3320528A1 (en) * 1983-06-07 1984-12-13 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch DOOR LOCKING LIGHT BARRIER
DE3513475A1 (en) * 1985-04-15 1986-10-16 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch LUMINESCENT SWITCH
DE3875113T2 (en) * 1988-07-05 1993-02-25 Wako Corp DETECTING DEVICE.
JP2688361B2 (en) * 1988-08-02 1997-12-10 正己 山川 Photoelectric sensor
US4965548A (en) * 1989-02-09 1990-10-23 Banner Engineering Corp. Level indicator with alarm
FR2744838B1 (en) * 1996-02-13 1998-03-27 Schneider Electric Sa BEAM RETURN PHOTOELECTRIC DETECTOR
JP4062075B2 (en) * 2002-12-04 2008-03-19 ブラザー工業株式会社 Information processing device
SE0401676D0 (en) * 2004-06-29 2004-06-29 Iropa Ag Optoelectronic yarn sensor device
US10207193B2 (en) 2014-05-21 2019-02-19 Universal City Studios Llc Optical tracking system for automation of amusement park elements
US10061058B2 (en) 2014-05-21 2018-08-28 Universal City Studios Llc Tracking system and method for use in surveying amusement park equipment
US10025990B2 (en) 2014-05-21 2018-07-17 Universal City Studios Llc System and method for tracking vehicles in parking structures and intersections

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1221927B (en) * 1964-05-06 1966-07-28 Sick Erwin Light barrier, in particular accident protection device
US3530690A (en) * 1968-03-29 1970-09-29 Appalachian Electronic Instr Yarn inspection apparatus

Also Published As

Publication number Publication date
JPS4890576A (en) 1973-11-26
JPS5246500B2 (en) 1977-11-25
GB1409376A (en) 1975-10-08
US3740562A (en) 1973-06-19
CA940615A (en) 1974-01-22
CH567263A5 (en) 1975-09-30
IT957997B (en) 1973-10-20
DE2223591B2 (en) 1974-11-21
FR2173876B1 (en) 1976-08-06
FR2173876A1 (en) 1973-10-12
DE2223591A1 (en) 1973-08-23

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BV The patent application has lapsed